Honda BF35A Service Manual page 337

THROTTLE CAM/DASHPOT DIAPHRAGM
1) Place the dashpot diaphragm on the intake manifold,
and loosely install the 6 x 16 mm torx bolts.
2) Apply grease to the sliding surface of the 6.7 x 12.5 x
24 mm collar and install it.
3) Install the opener cam return spring by aligning the
hook with the boss of the intake manifold.
4)
Install the throttle opener cam by aligning the hole
with the dashpot diaphragm rod end and the groove
with the opener cam return spring end.
r11
TORX BIT T30H
(Commercially available
r31
DASHPOT
DIAPHRAGM
I
5) Align the point "A" of the assist spring with the groove
in the throttle cam.
6) Set the projection of the assist plate in the hook of the
assist spring and align the flat surface of the throttle
cam with the tab of the assist plate.
7) Install the throttle cam, assist spring and assist plate
on to the collar as an assembly.
8) Install the 6 mm washer and tighten the 6 x 40 mm
flange bolt to the specified torque.
9) After assembly, adjust the dashpot diaphragm (P. 3-
4). 6 x 40
[16] 6 mm WASHER
r11
THROTTLE CAM
[15] THROTTLE CAM
[14] ASSIST SPRING
[2]HOOK
[13] ASSIST PLATE
[I21 ASSIST SPRING [31
THROTTLE OPENER CAM PROJECTION
[ l l ] OPENER CAM
ASSIST PLATE
RETURN SPRING
191
6.7 x 12.5 x 24 mm COLLAR
5-1 9